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Wed, 31 Jan 2024 00:46:12 +0000 From: Frank Li Date: Tue, 30 Jan 2024 19:45:30 -0500 Subject: [PATCH 5/6] dt-bindings: PCI: dwc: Add 'msg" register region Message-Id: <20240130-pme_msg-v1-5-d52b0add5c7c@nxp.com> References: <20240130-pme_msg-v1-0-d52b0add5c7c@nxp.com> In-Reply-To: <20240130-pme_msg-v1-0-d52b0add5c7c@nxp.com> To: Bjorn Helgaas , Jingoo Han , Gustavo Pimentel , Manivannan Sadhasivam , Lorenzo Pieralisi , =?utf-8?q?Krzysztof_Wilczy?= =?utf-8?q?=C5=84ski?= , Rob Herring , Krzysztof Kozlowski , Conor Dooley , imx@lists.linux.dev Cc: linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Frank Li X-Mailer: b4 0.13-dev-2d940 X-Developer-Signature: v=1; a=ed25519-sha256; t=1706661950; l=1214; i=Frank.Li@nxp.com; s=20240130; h=from:subject:message-id; bh=cfu6DwDb0l7oT09xNpxjpxzHoXAlkfWEhm2pP3eS+Z0=; b=eSiFbo1e8v1w0/khlc/jIGteYlx1FXSj+QNnu5Dg6nmkEz8JBuXjM6Q1MfwqsGJOuVE+2BjeS 7J03CQ/nRwsCsrg92n14XENpAoKNuTg/P0u+wzCzWckX2pGv3Qq/Vdd X-Developer-Key: i=Frank.Li@nxp.com; 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So all platforms can use common method to send out pme-turn-off message by using one outbound iATU. Signed-off-by: Frank Li --- Documentation/devicetree/bindings/pci/snps,dw-pcie.yaml | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/Documentation/devicetree/bindings/pci/snps,dw-pcie.yaml b/Documentation/devicetree/bindings/pci/snps,dw-pcie.yaml index 022055edbf9e6..e27d81b6a131c 100644 --- a/Documentation/devicetree/bindings/pci/snps,dw-pcie.yaml +++ b/Documentation/devicetree/bindings/pci/snps,dw-pcie.yaml @@ -101,6 +101,10 @@ properties: Outbound iATU-capable memory-region which will be used to access the peripheral PCIe devices configuration space. const: config + - description: + Outbound iATU-capable memory-region which will be use to send + PCI message (such as pme-turn-off) to peripheral. + const: msg - description: Vendor-specific CSR names. Consider using the generic names above for new bindings.